EP3337609A4 - Exhaust gas treatment catalysts - Google Patents
Exhaust gas treatment catalysts Download PDFInfo
- Publication number
- EP3337609A4 EP3337609A4 EP16839848.5A EP16839848A EP3337609A4 EP 3337609 A4 EP3337609 A4 EP 3337609A4 EP 16839848 A EP16839848 A EP 16839848A EP 3337609 A4 EP3337609 A4 EP 3337609A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- exhaust gas
- gas treatment
- treatment catalysts
- catalysts
- exhaust
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003054 catalyst Substances 0.000 title 1
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- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
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- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
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- B01D53/9413—Processes characterised by a specific catalyst
- B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
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- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
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- F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F01N2330/00—Structure of catalyst support or particle filter
- F01N2330/06—Ceramic, e.g. monoliths
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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- Combustion & Propulsion (AREA)
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- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Exhaust Gas After Treatment (AREA)
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Applications Claiming Priority (2)
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US201562208136P | 2015-08-21 | 2015-08-21 | |
PCT/US2016/047560 WO2017034920A1 (en) | 2015-08-21 | 2016-08-18 | Exhaust gas treatment catalysts |
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EP3337609A4 true EP3337609A4 (en) | 2019-05-01 |
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EP (1) | EP3337609A4 (en) |
JP (1) | JP6726271B2 (en) |
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US9945279B2 (en) | 2016-03-30 | 2018-04-17 | Ngk Insulators, Ltd. | Honeycomb structure |
WO2017187419A1 (en) * | 2016-04-29 | 2017-11-02 | Johnson Matthey Public Limited Company | Exhaust system |
JP6693406B2 (en) * | 2016-12-20 | 2020-05-13 | 三菱自動車工業株式会社 | Exhaust gas purification device |
CN110392606A (en) * | 2017-02-22 | 2019-10-29 | 巴斯夫公司 | For reducing the catalyst for treating waste gas of nitrogen oxides |
CN111315482B (en) * | 2017-09-07 | 2024-01-23 | 巴斯夫公司 | Zeolite with reduced extra-framework aluminum |
EP3501647A1 (en) | 2017-12-19 | 2019-06-26 | Umicore Ag & Co. Kg | Catalytically active particle filter |
EP3501648B1 (en) | 2017-12-19 | 2023-10-04 | Umicore Ag & Co. Kg | Catalytically active particle filter |
EP3501646A1 (en) | 2017-12-19 | 2019-06-26 | Umicore Ag & Co. Kg | Catalytically active particle filter |
US10781735B2 (en) | 2018-05-18 | 2020-09-22 | Umicore Ag & Co Kg | Exhaust emission reduction system having an HC-trap and NOx-trap combination designed for operating under strategic lean conditions |
CN111001434B (en) | 2018-10-08 | 2021-03-16 | 中自环保科技股份有限公司 | Equivalent-weight-combustion natural gas vehicle integrated catalyst system and preparation method thereof |
CN109225316B (en) * | 2018-10-08 | 2020-03-31 | 中自环保科技股份有限公司 | Tail gas treatment catalyst and preparation method and application thereof |
JP2022514767A (en) * | 2018-12-19 | 2022-02-15 | ビーエーエスエフ コーポレーション | Catalyst articles and how to manufacture and use them |
BR112021011920A2 (en) * | 2018-12-19 | 2021-08-31 | Basf Corporation | CATALYTIC ARTICLE IN LAYERS, PROCESS FOR PREPARING THE CATALYTIC ARTICLE IN LAYERS, EXHAUST SYSTEM FOR INTERNAL COMBUSTION ENGINES, METHOD TO REDUCE LEVELS OF HYDROCARBONS AND USE OF THE CATALYTIC ARTICLE IN LAYERS |
JP7372052B2 (en) * | 2019-05-15 | 2023-10-31 | 株式会社キャタラー | Exhaust gas purification catalyst device |
US11167272B2 (en) * | 2019-07-15 | 2021-11-09 | Ford Global Technologies, Llc | Exhaust treatment system including nickel-containing catalyst |
FR3103117A1 (en) * | 2019-11-20 | 2021-05-21 | Psa Automobiles Sa | Process for treating NOx with ammonia produced in-situ in a motor vehicle particulate filter and device for implementing the process |
US11203961B2 (en) | 2020-03-12 | 2021-12-21 | Ford Global Technologies, Llc | Systems and methods for nickel-based gasoline particulate filter |
JP2023014660A (en) * | 2021-07-19 | 2023-01-31 | 株式会社キャタラー | Exhaust-gas purification catalyst |
JPWO2023182270A1 (en) * | 2022-03-22 | 2023-09-28 | ||
WO2023198572A1 (en) * | 2022-04-11 | 2023-10-19 | Umicore Ag & Co. Kg | Exhaust gas system for predominantly stoichiometrically operated internal combustion engines, comprising a catalyst for reducing ammonia emissions |
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EP1992409A1 (en) * | 2007-05-09 | 2008-11-19 | N.E. Chemcat Corporation | Selective catalytic reduction type catalyst, and exhaust gas purification equipment and purifying process of exhaust gas using the same |
US20100254862A1 (en) * | 2007-11-01 | 2010-10-07 | Shinya Sato | Selective reduction catalyst |
US20140294706A1 (en) * | 2011-10-24 | 2014-10-02 | Haldor Topsøe A/S | Catalyst composition and method for use in selective catalytic reduction of nitrogen oxides |
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ZA201801821B (en) | 2021-07-28 |
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CA2996032C (en) | 2023-09-26 |
JP6726271B2 (en) | 2020-07-22 |
MY191845A (en) | 2022-07-18 |
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